/*
 * File: PageTracker.java
 * Version: 1.0
 * Initial Creation: Jun 12, 2010 1:26:29 PM
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 * 
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */
package com.sun.pdfview;

/**
 * Tracks pages
 */
public abstract class PageTracker
{
	private int count = 0, selected = 0;
	
	public abstract void pageClick(int index);
	
	public void reset()
	{
		count = 0;
		selected = 0;
	}
	
	public int getNext()
	{
		return count++;
	}
	
	public void click(int index)
	{
		selected = index;
		pageClick(index);
	}
	
	public int getSelected()
	{
		return selected;
	}
}
